• Meet Ines de la Fressange who will be signing copies of her new book, Parisian Chic at Saks in the Roger Vivier shoe boutique. 611 Fifth Ave., at 50th St., (212-753-4000); (6:30–8). RSVP at email@example.com.
• Shop at Use Your Head, where an ACE charity event benefitting the homeless will be hosted by Valentina Zelyaeva, Lonneke Engel, and Fabiola Beracasa. (Donations of lightly-used clothing for the sale will be accepted both before and during the evening.) Organic Avenue will also be providing healthy smoothies and juices. 262 Mott St., nr. Prince St., (212-334-6755); (7-9).
• Dresses, suits, tops, and pants are 70 percent off at the BGN womenswear sample sale. Through 5/31. 202 W. 40th St., nr. Seventh Ave., Ste. 902 (212-278-8686); T–F (10–6).
• Get up to 80 percent off Missoni, Valentino, and RED Valentino spring/summer items, including clothes, outerwear, bags and shoes. Through 5/6. 41 W. 57th St., nr. Fifth Ave., fifth fl. (212-935-2670); daily (10–7).
• Almost everything at the Jil Sander sample sale is 80 percent off; all clothing and accessories are from past seasons. Through 4/30. 8 Crosby St., nr. Howard St., fourth fl. (no phone); daily (10–6).
• Menswear and womenswear are 50 percent off at the Fred Perry sample sale. The selection includes Fred Perry by Raf Simons and the Fred Perry Stussy Delux collaboration. Through 4/30. Avalon Group showroom, 547 W. 27th St., nr. Eleventh Ave., third fl. (212-736-3030); M–F (10–7), S (noon–5).